Wrinkles as small as 10μm in width can be detected by humans with touch. (1, 2) We are made from the same “something” from which the world is made of. The real question is why can’t we detect everything with our senses? What is that something that limits us? Not from a physical point of view. This is easy to see. But from a mental point of view. If we can think of anything, then we can “sense” it as well. It all depends on what you think “sense” means…
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